Factual error: This takes place in Atlanta, but in the scene where Tyler pulls up to Matlock and The Professor on the bench, there are California-style palm trees visible in the background. (00:18:35)
Factual error: This episode involves the murder of Bobby Moore, a program host at Atlanta radio station 98.6 WBW. In the United States, all FM stations end with an odd number.
Factual error: Radio talk show host David Campbell works at "WRQE 480 AM." There is no such frequency. The AM radio dial begins at 530.
Answer: I did not see this episode, but YES. Both prosecution and defense lawyers use investigators to search for and uncover evidence that is legally admissible.